{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948607,-0.316456,0.000000,0.000000,0.176668,-0.529580,0.829659,0.000000,-0.261999,0.785367,0.560852,0.000000,-1672826.734441,5014460.272318,3556993.255140,1],    "boundingVolume": {    "region": [1.892739,0.595303,1.892835,0.595527,0.000000,8.724913]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/14_1187292.b3dm"}}}